User Manual

SECTION 2: FACTORY TEST PROCEDURE
~\Technical Documentation\System Manuals\FCC-Reports\DT450-FCCRpt.doc Page 16
Power Setting
Step 1 Verify the RF jumper cable from the service monitor is connected to the radio’s TX/RX1
input.
Step 2 Set monitor to read RF power output.
WARNING! Damage to the service monitor can result during the following adjustments unless the
unit has an internal dummy load. Verify the monitor has an internal dummy load before performing
any other test. Otherwise, use an external dummy load with the service monitor.
Step 3 In the lower message window type unlock=password (enter the appropriate password)
and click on the Send button.
Step 4 In the lower message window type TX Power = NNN (replace the Ns with the value from
Step 8 on Page 4-24 for the Transmitter) and click on the Send button. This change
restores the transmitter power output to the client’s authorized level.
WARNING! Do not exceed 40 watts output or the life of the transmitter power amp module will be
reduced.
Step 5 Verify that the TX Power change was accepted by the radio.
Step 6 In the lower message window type a ? and click on the Send button.
Step 7 Compare the TX Power parameter with the one displayed in the upper message window.
If TX Power = 0, repeat Steps 4 and 5. Record this value on the Mobile Data Radio
Performance Test Data Sheet.
Step 8 Disconnect the radio and reinstall the cover and return the radio to service if Firmware
programming is not required